RK29MobileSDK: Open Uart0 CLK when system in sleep;

diff --git a/arch/arm/mach-rk29/pm.c b/arch/arm/mach-rk29/pm.c
index 3a02514ef884b7e8f34636395572ce0aa5c6f131..044952c3458e58394d916ca2dc9ca037721cef9e 100755 (executable)
--- a/arch/arm/mach-rk29/pm.c
+++ b/arch/arm/mach-rk29/pm.c
@@ -404,7 +404,7 @@ static int rk29_pm_enter(suspend_state_t state)
        clkgate[1] = cru_readl(CRU_CLKGATE1_CON);
        clkgate[2] = cru_readl(CRU_CLKGATE2_CON);
        clkgate[3] = cru_clkgate3_con_mirror;
-       cru_writel(~((1 << CLK_GATE_CORE)
+       cru_writel((~((1 << CLK_GATE_CORE)
                   | (1 << CLK_GATE_ACLK_CPU)
                   | (1 << CLK_GATE_ACLK_CPU2)
                   | (1 << CLK_GATE_PCLK_CPU)
@@ -416,7 +416,7 @@ static int rk29_pm_enter(suspend_state_t state)
                   | (1 << CLK_GATE_GPIO0)
                   | (1 << CLK_GATE_RTC)
                   | (1 << CLK_GATE_GRF)
-                  ) | clkgate[0], CRU_CLKGATE0_CON);
+                  ) | clkgate[0])&(~(1 << CLK_GATE_UART0)), CRU_CLKGATE0_CON);
        cru_writel(~0, CRU_CLKGATE1_CON);
        cru_writel(~((1 << CLK_GATE_GPIO1 % 32)
                   | (1 << CLK_GATE_GPIO2 % 32)

diff --git a/drivers/misc/mtk23d.c b/drivers/misc/mtk23d.c
index d63ba9f954bb92587a047ddba66afc1c7ec34f5f..a3e79e2b7f628215720020f4e86267834f126c83 100755 (executable)
--- a/drivers/misc/mtk23d.c
+++ b/drivers/misc/mtk23d.c
@@ -145,6 +145,12 @@ static int mtk23d_open(struct inode *inode, struct file *file)
        {
                power_on = 0;
                modem_poweron_off(1);
+               #if 1 // phc
+               rk29_mux_api_set(GPIO1B7_UART0SOUT_NAME, GPIO1L_UART0_SOUT);
+               rk29_mux_api_set(GPIO1B6_UART0SIN_NAME, GPIO1L_UART0_SIN); 
+               rk29_mux_api_set(GPIO1C1_UART0RTSN_SDMMC1WRITEPRT_NAME, GPIO1H_UART0_RTS_N);
+               rk29_mux_api_set(GPIO1C0_UART0CTSN_SDMMC1DETECTN_NAME, GPIO1H_UART0_CTS_N);     
+               #endif
        }
        device_init_wakeup(&pdev, 1);